SUMMARY:

• Over 8 years of IT experience in Object Oriented and Java/J2EE applications development.
• Actively worked in each phase of Software Development Life cycle SDLC: Requirements, Specification, Design, Implementation, and Testing.
• Have knowledge of Agile Methodologies like Extreme programming, SCRUM.
• Good at Object Oriented Concepts and Design OOC/OOD.
• Excellent industry experience developing efficient, portable, web - based user interfaces using Angular JS, JSP, HTML, DHTML, JavaScript, CSS and AJAX.
• Good knowledge of core design patterns and J2EE design patterns like MVC, Session Business Delegate and Data Access Object.
• Hands-on experience with industry-standard IDEs like Eclipse and Net Beans, RAD, WSAD.
• Expert skills in application programming using Java, Servlets, EJB's, JDBC, and JMS.
• Strong knowledge in developing Web Services using SOA,SOAP, WSDL and XML.
• Experienced in developing persistence layer using O/R-Mapping Tool Hibernate.
• Experienced in developing database to create its objects like tables, views, functions, triggers, and stored procedures packages using PL/SQL in Oracle, MS SQL Server, and My-SQL, DB2.
• Coding with core Java concepts like Collections, Exception Handling, Java I/O, and Generics to implement some business logic.
• Strong experience in handling different Web Servers likes Apache Tomcat and Application Servers like Web Sphere, BEA Web Logic and JBoss.
• Experience in developing Web services in Java using XML and SOAP, WSDL, UDDI.
• Experienced in writing JUnit Test cases.
• Good knowledge with CVS, SVN, Serena Dimensions, and Rational Clear case version control systems.
• Hand on knowledge of Shell scripting.
• Experience in configuring and troubleshooting operating systems like Windows, UNIX, and Linux.

TECHNICAL SKILLS:

Language: Java/J2EE, C/C++,PL/SQL, JavaScript.

Core Java Concepts: Collections, Generics, Multithreading, Serialization, Exception Handling, RMI, File I/O and Reflection.

J2EE: JSP, Servlet, Entity Beans, JMS, JDBC, JNDI.

Framework/Libraries: Spring, Spring Boot, Hibernate, Angular JS.

Web/Application Servers: Apache Tomcat, JBoss, WebSphere,Weblogic.

XML Technologies: XML, DTD, XSD, XML, XSLT, SAX, DOM, JAXP, JAXB

Web Development: HTML5, CSS3, Bootstrap,JQUERY.

Web Services: WSDL, SOAP, JAX-WS, JAX-RS, SOA, WS-Security, Restful.

PROFESSIONAL EXPERIENCE:

Confidential, Fremont, CA

Sr. Java Developer

Responsibilities:

• Participated in all phases of SDLC includes areas of requirement gathering, analysis, estimation, design, coding, testing and documentation.
• Worked on developing and leading new modules, enhancements and change requests, production support, post production release activities.
• Developed different GUI screens JSPs using HTML, JavaScript and CSS.
• Involved in design, develop and implementation of the application using Spring and J2EE framework.
• Involved in developing Class diagrams in UML showing generalization and other relationships, Sequence diagram describing the interaction of objects over time.
• Built web-based applications using Spring MVC Architecture.
• Developed User- Interface screens involving JSP, JavaScript, JQuery and XML DOM parser.
• Developed UI with Angular.js, JavaScript, HTML, and CSS.
• Wrote AngularJS controllers, views, and services for new website features and used to markup and expressions and experience using Angular UI components like GRID.
• Design and Development of software components like Interface, Action Handlers.
• Used RAD provided code generation tool for creating required classes like stub, proxy etc. suitable for Apache CXF framework.
• Developed stored procedures (developed in PL/SQL) on the back end.
• Consumed Web Services by implementing spring’s REST support.
• Involved in creation of both service and client code for JAX-WS and used SOAP UI to generate proxy code from the WSDL to consume the remote service.
• Created XSD schema and WSDL for top-to-bottom approach while developing SOAP based web service
• Implemented persistence layer using various features of Hibernate 3.0 framework like HQL queries, Criteria, projections etc.
• Created an XML configuration file for Hibernate for Database connectivity.
• Created connections to database using Hibernate Session Factory, using Hibernate APIs to retrieve and store data to the database with Hibernate transaction control.
• Implemented a custom, SPA framework that utilized XQuery and Knockout (all routing, data access, caching, etc., implemented as custom JavaScript code).
• Used Knockout view models heavily for separation of UI, data, and logic concerns.
• Implemented Java Persistence API (JPA) through Hibernate 3.0.
• Assisted Oracle DB development team in developing stored procedures and designing the database.
• Used Maven for project builds and SVN as versioning system.
• Interacted with Business Analysts to come up with better implementation designs for the application.
• Provided production support for the application both onsite and remotely.

Environment: JAVA 1.7/1.6, J2EE, Servlets, Spring 3.0, Hibernate 3.0, SOAP, RESTful Web Services, Spring Framework, HTML, JavaScript, AngularJS, AJAX, JQuery, XQuery, AWS, JDBC, PL/SQL, XML, UML, Python, Oracle 10g, WebSphere, Maven, SVN, Windows

Java Developer

Responsibilities:

• Participated in all phases of SDLC includes areas of requirement gathering, analysis, estimation, coding, testing and documentation.
• Developed different GUI screens JSPs using HTML, JavaScript, CSS and Bootstrap 3.
• Used AngularJS and jQuery UI toad functionalitiesandeffectslikeAccordion, Infinite Scroll bar, Slider bar, Draggle/Droppable, Resizable, and Progress bar.
• Integrated JSOUP to parse HTML formatted response.
• Designed generic database Connection Pooling with JDBC using Oracle and in the SQL query optimization.
• Populated database with product information using Jsoup API, MySQL and wamp server.
• Bug fixing in User Interface using JavaScript, JQuery, HTML, CSS etc.
• Developed the application in linear programing.
• Developed applications in a single page (SPAs) using various JavaScript frameworks like Angular JS, Backbone JS, and Bootstrap.
• Used Bootstrap and Angular UI Bootstrap for creating rich, Responsive UI Screens for varying screen sizes and devices.
• Experienced developing and delivering mission-critical data platforms for real-time analysis for production use.
• Experienced developing high-performance transaction or reporting systems with multi-tier architectures.
• Design and Development of software components like Interface, Action Handlers.
• Unit-level design, coding, unit testing, integration testing and participating in the full SDLC.
• Developed trading applications for equities and equities derivatives.
• Used JavaScript and Struts validation framework for front end as well as server-side validations.
• Developed the client classes for the web services implementing SOA.
• Used Spring Framework for integrating Hibernate and Struts and for dependency injection.
• Worked on Conceptual, logical and physical data model.
• Extensively used Hibernate ORM tool in data access layer to map the object view of data into database and to provide access and update information in the database.
• Developed Data Access Object (DAO) persistence layer using Hibernate.
• Used Web Services - WSDL and SOAP for getting credit card information from third party and used SAX and DOM XML parsers for data retrieval.
• Supported the development of database schema and creation of database tables in DB2.
• Worked with JavaBean and other J2EE components using concepts like Externalization, property files to develop business and data process.
• Worked on installation of Docker using Docker toolbox.
• Worked on creation of custom Docker container images, tagging and pushing the images.
• Extensively used Eclipse for writing code.
• Involved in Unit Testing of the components using JUnit.
• Used Log4J for logging and tracing the messages.
• Used CVS for version control across common source code used by developers.

Environment: Java, J2EE, XML, JSP, HTML,jQuery, CSS, Bootstrap 3, AngularJS, JDBC, Oracle, Log4J, JUnit, Unix.

Java/J2EE Developer

Responsibilities:

• Gathered requirements from the Business Analysts and prepared the requirement specification document.
• Involved in development of the application using SpringWebMVC and other components of the Spring Framework.
• Involved in design and development of REST Services using JAX-Rs.
• Developed UI with Angular.js, Node.js, JavaScript, HTML, and CSS.
• Design and integrated Spring Security.
• Developed single page web application using JavaScript framework AngularJS.
• Extensively used Angular UI form-grid and UI components
• Created AngularJScontrollers, services and used AngularJS filters for filter functionality in search box and integrator functionalities.
• Researched, designed, and implemented Browser Side Cache.
• Implemented Performance Measurement and created the CORS filter for fitting Cross-Origin Resources Sharing (CORS) support to java web Application.
• Configured Hibernate to store the persistence data into Oracle 11g database and written HQL to access the data from the database.
• Deployed the application on JBoss Application server integrated with Jenkins.
• Worked on Agile Methodology and used SVN.
• Provided production support by debugging and fixing critical issues related to application and database.
• Involved in designing the Data Model to create Multiple Customer Sessions and implemented Customer Session Management.
• Experience in working with the NoSQL, Mongo DB
• Created test cases using Junit Tests.

Environment: Java, J2EE, Spring MVC, Maven, SVN, Hibernate, Jenkins, Jboss, STS, JIRA, 3.6.4, HTML, CSS, XML, JSON, JavaScript.

Jr. Java Developer

Responsibilities:

• Involved in Full Cycle of Software Development from Analysis through Design, Development, Integration and testing phases.
• Used Agile Methodology and actively participated in Scrum meetings to produce quality deliverables within time.
• Created Class Diagrams, Sequence Diagrams and Activity Diagrams to describe the relationship that exists among system\'s object in accordance with the business requirements using UML.
• Designed and implemented application using JSP, Spring MVC, Struts 2.0, JNDI, Spring IOC, Spring Annotations, Spring AOP, Spring Transactions, Hibernate, JDBC, SQL, ANT, JMS, Oracle, JBoss
• System built using Model-View-Controller (MVC) architecture.
• Implemented the application using the concrete principles laid down by several design patterns such as Composite View, Session Facade, Business Delegate, Bean Factory, Singleton, Data Access Object, and Service Locator.
• Involved in Developing of Application based on J2EE using Struts, Hibernate and spring framework.
• Implemented front-end using JSP, HTML, JSTL, CSS and JavaScript.
• Developed client request validations and processing using JavaScript and HTML.
• Developed Web services to allow communication between application through RESTful over HTTP using Apache Axis2.
• Designed and implemented transaction management using SpringAOP.
• Implemented different types of spring controllers as per application requirements, Spring validators, persistence layer, DAO and service layer components using Spring/Hibernate API and Spring/Hibernate annotations. Extensively used Hibernate QL.
• Extensively used Spring IOC, configured Application Context files and performed database object mapping using Hibernate annotations.
• Used JPA for mapping business objects to the Oracle database
• Automate build process by using Maven and used CVS version control tool.
• Configured and customized logs using Log4J.
• Created an application in UNIX and windows platforms, involved in shell script or UNIX operating system.
• Provided production support by debugging and fixing critical issues related to application and database.
• Troubleshooting of high volume and transaction and connection pool related issues in production and refactored code to fix the issues.

Environment: Java, J2EE, JavaScript, AJAX, JSP, Servlet, JMS, Struts, Spring MVC, Hibernate, EJB, JDBC, RESTful, WebSphere, Maven, Oracle, HTML, CVS, XML, UML, Shell Scripting, Rational Rose, Windows